BOTANICAL TERMINOLOGY. 



63 



Simple. Undivided. 



Sinuate. Having rounded shallow 



incisions. 

 Sinus. A rounded incision in the 



margin. 

 Smooth. Having an even surface. 

 Sorus. A cluster of sporangia in 



ferns. 

 Spadiz. An elongated spike, covered 



by a spathe or modified bract. 

 Sparse. Scattered. 

 Spathe. A kind of sheathing bract, 



covering a spadix or single flower. 

 Spatulate. Oblong or obovate, with 



the lower end much narrowed. 

 Species. The lowest division of plants. 

 Sphacelated. Withering ; becoming 



blackened. 

 Spermoderm. Testa, outer coat of 



seed. 

 Spike. Florets arranged on an elon- 

 gated rachis, with no or very short 



pedicels. 

 Spikelet. A division of a spike. 

 Spindle-shaped. Fusiform. 

 Spine. A thorn ; connected with the 



wood. 

 Spinose. Thorny. 

 Spiral vessels. Membranous tubes, 



having internally a spiral fibre or 



fibres. 

 Spongioles. The extremities of root 



fibres. 

 Sporangium. The case containing 



spores. 

 Spores. The organs serving as seeds 



in Cryptogamous plants. 

 Sporidia. Membranous cases con- 

 taining spores in the fungi. 

 Sporogens. Parasitic plants, having 



flowers, but propagated by spores. 

 Sporules. The spores of lichens. 

 Spur. A process from the calyx or 



corolla, resembling a cock's spur. 

 Squamose. Scaly. 

 Squamulce. Small scales, serving as 



perianth in the grasses. 

 Squarrose. Ragged ; scales or leaves 



standing out from a common axis. 

 Stamens. The fecundating organs 



of plants. 

 Staminate. Having stamens only. 

 Standard. The upper petal of a pa- 

 pilionaceous flower ; banner. 



Stellate. Spreading out in a radiate 



manner. 

 Stem. The ascending axis of a plan 

 Stemless. Unprovided with a stem. 

 Sterile. A staminate flower. 

 Stigma. The terminating organ on 



a pistil, receiving pollen from the 



stamens. 

 Stipe. The stalk of a fern, or of a 



fungus, &c. 

 Stipellate. Having stipelles. 

 Stipelle. A stipule of a leaflet. 

 Stipitate. Having a stipe. 

 Stipulate. Furnished with stipules. 

 Stipule. A leafy appendage or leaf- 

 let, at or near the insertion of a 



petiole. 

 Stolon. A rooting branch or shoot. 

 Stomata. Pores in the epidermis. 

 Striate. Marked with longitudinal 



lines. 

 Strigose. Clothed with short, rigid, 



appressed hairs. 

 Strobile. A kind of amen t with woody 



scales ; each of which is an open 



carpel ; a cone. 

 Strophiole. An appendage at the 



hilum. 

 Style. That part of a pistil between 



the ovary and stigma ; it is often 



wanting. 

 Stylopodium. An epigynous disk 



bearing the styles. 

 Suberose. Cork-like. 

 Submersed. Under water. 

 Subterraneous. Growing beneath the 



earth. 

 Subulate. Awl-shaped ; tapering to 



a sharp point. 

 Succulent. Juicy ; pulpy. 

 Sucker. A shoot by which a plant 



may be propagated. 

 Suffruticose. Smaller than a shrub. 

 Sulcate. Grooved ; marked with deep 



lines. 

 Superior. A calyx or corolla is su- 

 perior when it is inserted on the 



upper part of an ovary. 

 Surculose. Producing suckers. 

 Suspended. An ovule hanging di- 

 rectly downwards. 

 Suture. A seam at the meeting of 



two parts ; the line of dehiscence 



in a carpel. 



